211556982

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20393}}^1$

素因数の和:20437

約数の個数: 64

約数和(自身を含む): 548190720

約数和(自身を除く): 336633738

約数列:

[1, 2, 3, 6, 7, 13, 14, 19, 21, 26, 38, 39, 42, 57, 78, 91, 114, 133, 182, 247, 266, 273, 399, 494, 546, 741, 798, 1482, 1729, 3458, 5187, 10374, 20393, 40786, 61179, 122358, 142751, 265109, 285502, 387467, 428253, 530218, 774934, 795327, 856506, 1162401, 1590654, 1855763, 2324802, 2712269, 3711526, 5037071, 5424538, 5567289, 8136807, 10074142, 11134578, 15111213, 16273614, 30222426, 35259497, 70518994, 105778491, 211556982]

約数ペア:

[(1, 211556982), (2, 105778491), (3, 70518994), (6, 35259497), (7, 30222426), (13, 16273614), (14, 15111213), (19, 11134578), (21, 10074142), (26, 8136807), (38, 5567289), (39, 5424538), (42, 5037071), (57, 3711526), (78, 2712269), (91, 2324802), (114, 1855763), (133, 1590654), (182, 1162401), (247, 856506), (266, 795327), (273, 774934), (399, 530218), (494, 428253), (546, 387467), (741, 285502), (798, 265109), (1482, 142751), (1729, 122358), (3458, 61179), (5187, 40786), (10374, 20393)]